logo - home






Current time: 2014-08-31 02:21:42 UTC
You are here : EMSC > Earthquake > Full tensors solutions
    About EMSC

Full tensors solutions

Errors-To: researchcmt-bounces@geohazards.usgs.gov

USGS research CMT: maintained and developed by Jascha Polet at Cal Poly Pomona.
This is a research system and solutions are *not* official USGS earthquake magnitudes.
AUTOMATIC solution, not reviewed by a seismologist, beta version 11/18/12
More details on this rCMT at http://neic.cr.usgs.gov/beta/rcmt/events/121201080057.C000E1VI
usr/passwd : rcmt/rcmt  Event only available after completion bootstrapping
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
General region :  C000E1VI ALASKA PENINSULA                                  
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  CCM FFC HKT HRV KBS KEV KIP LVZ MAJO SFJD SSPA TUC ULN YSS                                         
Origin time: 2012  336   8   0  57
Origin time reformatted: 2012-12-01 08:00:57
Original location (lat,lon,depth) :  58.5  -154.2  88             
Moment tensor (x1.e26 dyncm) :
Mrr :     -0.011113 Mtt :     -0.004483
Mff :      0.015596 Mrt :      0.011401
Mrf :      0.003826 Mtf :      0.024672
T-axis:  moment=     0.034   plunge=    12.123  azimuth=   305.559    
N-axis:  moment=    -0.009   plunge=    57.167  azimuth=    55.003    
P-axis:  moment=    -0.025   plunge=    29.991  azimuth=   208.437    
best double couple: Mo=    0.030(x1.e26 dyncm)  Mw=5.6  tau=  1.7     
nodal planes (strike/dip/slip):  350.92/ 59.87/-166.29     253.94/ 78.17/-30.85 
Centroid location :   58.523  -153.620    88.920
Centroid time :      6.777
Variance reduction (%) :   8.3

                   ***********              
               ****---ooo-    ****          
            ***---------ooo       ***       
          **--------------oo         **     
         **--------------- oo         **    
        *--T--------------  oo          *   
       *-----------------    o           *  
      **----------------     oo ooooooooo** 
      *---------------  ooooooooo       --* 
     **-----------ooooooo     oo      ----**
     **-------ooooo     +      o    ------**
     **---oooo                 o   -------**
      *oooo                    o  --------* 
      **                       o --------** 
       *                       o --------*  
        *                      o--------*   
         **       P           oo------**    
          **                  o------**     
            ***              o----***       
               ****         oo****          
                   ***********              

          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    0    1    1    1    1    1    1    2    0    0    1            
r-comp:     0    0    0    0    0    1    1    0    0    0    0    1            
t-comp:     0    0    1    3    0    0    2    1    1    0    0    0            
Total number of traces used =  20  
number of runs = 1
starttime = Sat Dec 1 01:36:06 MST 2012
Solution produced by inversion of channels with var red > 2%
_______________________________________________
researchCMT mailing list
You cannot post to this mailing list. It is for distribution only.
Questions comments? Ask Jascha, researchcmt-owner@geohazards.cr.usgs.gov
Archive: http://geohazards.cr.usgs.gov/pipermail/researchcmt/
To unsubscribe: https://geohazards.usgs.gov/mailman/listinfo/researchcmt

##########################################################
To: eqinfo-mt@gfz-potsdam.de
X-Original-Message-ID: <50b9c920.7E/jenCMpv929icd%eqinfo@gfz-potsdam.de>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Message-ID: 
Subject: MT solution GFZ event gfz2012xork

GFZ Event gfz2012xork
12/12/01 08:00:47.40
Alaska Peninsula
Epicenter: 58.62 -154.57
MW 5.3

GFZ MOMENT TENSOR SOLUTION
Depth 107         No. of sta: 24
Moment Tensor;   Scale 10**17 Nm
  Mrr= 0.32       Mtt=-0.72
  Mpp= 0.40       Mrt= 0.58
  Mrp= 0.55       Mtp=-0.72
Principal axes:
  T  Val=  1.11  Plg=43  Azm=296
  N       -0.14      38       72
  P       -0.98      23      182

Best Double Couple:Mo=1.1*10**17
 NP1:Strike= 63 Dip=78 Slip=  52
 NP2:       319     40       162

           -----------           
        -----------------        
     #########--------------     
    ##############-----------    
  ###################----------  
  #####################--------  
 #####   ###############-----### 
###### T #################-######
######   ###############--#######
#####################------######
##################----------#####
###############-------------#####
 #########------------------#### 
  ##------------------------###  
  --------------------------###  
    ------------------------#    
     ----------   ---------#     
        ------- P -------        
           ----   ----           


#############################################################
This message is sent to you because you are subscribed to
  the mailing list .
To unsubscribe, E-mail to: 
To switch to the DIGEST mode, E-mail to 
To switch to the INDEX mode, E-mail to 
Send administrative queries to  


##########################################################
To: cmtcustomers@ldeo.columbia.edu
Subject: quick CMT: 2012/12/01, 08:00:57.0, ALASKA PENINSULA, MW=5.4
X-Scanned-By: MIMEDefang 2.49 on 129.236.10.30


Here is the solution for the recent event.

December 1, 2012, ALASKA PENINSULA, MW=5.4

Howard Koss
Meredith Nettles

CENTROID-MOMENT-TENSOR  SOLUTION
GCMT EVENT:     C201212010800A  
DATA: II IU CU MN G  IC LD GE DK
L.P.BODY WAVES:109S, 179C, T= 40
MANTLE WAVES:    9S,   9C, T=125
SURFACE WAVES: 131S, 243C, T= 50
TIMESTAMP:      Q-20121201232908
CENTROID LOCATION:
ORIGIN TIME:      08:00:58.9 0.1
LAT:58.52N 0.01;LON:154.22W 0.02
DEP:115.5  1.0;TRIANG HDUR:  1.2
MOMENT TENSOR: SCALE 10**24 D-CM
RR= 0.183 0.021; TT=-0.814 0.028
PP= 0.632 0.026; RT= 0.957 0.017
RP= 0.754 0.016; TP= 0.676 0.021
PRINCIPAL AXES:
1.(T) VAL=  1.701;PLG=37;AZM=301
2.(N)      -0.283;    40;     71
3.(P)      -1.416;    28;    188
BEST DBLE.COUPLE:M0= 1.56*10**24
NP1: STRIKE=330;DIP=41;SLIP= 172
NP2: STRIKE= 66;DIP=85;SLIP=  49

            -----------           
        #######------------       
      #############----------     
    ##################---------   
   ####################---------  
  #####   ###############-------# 
  ##### T ################---#### 
 ######   ################-#######
 #####################------######
 #################----------######
 #############--------------######
  #######--------------------#### 
  #--------------------------#### 
   -------------------------####  
    ----------   -----------###   
      -------- P ----------##     
        ------   ---------#       
            -----------           


##########################################################
To: alert@emsc-csem.org, m.d.zirbes@gmail.com, zirbes@usgs.gov
Subject: USGS/SLU Regional Moment Tensor Solution

12/12/01 08:00:58.00

Epicenter:  58.425 -154.123
MW 5.4

USGS/SLU REGIONAL MOMENT TENSOR
Depth  92         No. of sta: 31
Moment Tensor;   Scale 10**17 Nm
  Mrr= 0.06       Mtt=-0.54
  Mpp= 0.49       Mrt= 0.96
  Mrp= 0.79       Mtp= 0.46
 Principal axes:
  T  Val=  1.55  Plg=39  Azm=303
  N       -0.30      29       59
  P       -1.25      38      175

Best Double Couple:Mo=1.4*10**17
 NP1:Strike= 59 Dip=90 Slip=  61
 NP2:       329     29       179


##########################################################